Highly foamed polypropylene product and an extrusion process for forming the product
作者： Takuzo Okumura , Nobuo Fukushima , Yoshihiko Kitagawa , Kazuaki Sakakura
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摘要: A process for producing a highly expanded polypropylene foam which is uniform in viscosity during extrusion foaming, improved melt strength and free from unevenness of surface by using resin having specified tension.
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